Chad Michael Miller

Journal Article Abdom Radiol (NY) · October 2024 Accurate, automated MRI series identification is important for many applications, including display ("hanging") protocols, machine learning, and radiomics. The use of the series description or a pixel-based classifier each has limitations. We demonstrate a ... Full text Link to item Cite

Simplifying risk stratification for thyroid nodules on ultrasound: validation and performance of an artificial intelligence thyroid imaging reporting and data system.

Journal Article Curr Probl Diagn Radiol · 2024 PURPOSE: To validate the performance of a recently created risk stratification system (RSS) for thyroid nodules on ultrasound, the Artificial Intelligence Thyroid Imaging Reporting and Data System (AI TI-RADS). MATERIALS AND METHODS: 378 thyroid nodules fr ... Full text Link to item Cite

Deep learning for classification of thyroid nodules on ultrasound: validation on an independent dataset.

Journal Article Clin Imaging · July 2023 OBJECTIVES: The purpose is to apply a previously validated deep learning algorithm to a new thyroid nodule ultrasound image dataset and compare its performances with radiologists. METHODS: Prior study presented an algorithm which is able to detect thyroid ... Full text Link to item Cite

Retroperitoneal dermoid cyst presenting with radiculopathy symptoms: a case report.

Journal Article J Surg Case Rep · December 2022 Dermoid cysts rarely present in the retroperitoneal space or during adulthood. In this case report, we describe the clinical presentation, operative and post-operative course of a 31-year old with a retroperitoneal dermoid cyst. The patient presented with ... Full text Open Access Link to item Cite

3D Pyramid Pooling Network for Abdominal MRI Series Classification.

Journal Article IEEE Trans Pattern Anal Mach Intell · April 2022 Recognizing and organizing different series in an MRI examination is important both for clinical review and research, but it is poorly addressed by the current generation of picture archiving and communication systems (PACSs) and post-processing workstatio ... Full text Link to item Cite

LI-RADS Treatment Response Algorithm: Performance and Diagnostic Accuracy.

Journal Article Radiology · July 2019 Background In 2017, the Liver Imaging Reporting and Data System (LI-RADS) included an algorithm for the assessment of hepatocellular carcinoma (HCC) treated with local-regional therapy. The aim of the algorithm was to enable standardized evaluation of trea ... Full text Link to item Cite

Imaging-guided percutaneous thrombin injection for the treatment of iatrogenic femoral artery pseudoaneurysms.

Journal Article Abdom Radiol (NY) · March 2019 PURPOSE: To evaluate factors that may affect successful ultrasound-guided percutaneous thrombin injection of iatrogenic femoral artery pseudoaneurysms (PSA). MATERIALS AND METHODS: This was an IRB-approved, HIPAA-compliant retrospective study of 326 consec ... Full text Link to item Cite

Repeat CT Performed Within One Month of CT Conducted in the Emergency Department for Abdominal Pain: A Secondary Analysis of Data From a Prospective Multicenter Study.

Journal Article AJR Am J Roentgenol · February 2019 OBJECTIVE: The purpose of this study is to determine both the frequency of repeat CT performed within 1 month after a patient visits the emergency department (ED) and undergoes CT evaluation for abdominal pain and the frequency of worsened or new CT-based ... Full text Link to item Cite

Comparison of Visualization Rates of LI-RADS Version 2014 Major Features With IV Gadobenate Dimeglumine or Gadoxetate Disodium in Patients at Risk for Hepatocellular Carcinoma.

Journal Article AJR Am J Roentgenol · June 2018 OBJECTIVE: The purpose of this study is to compare visualization rates of the major features covered by Liver Imaging Reporting and Data System (LI-RADS) version 2014 in patients at risk for hepatocellular carcinoma using either gadobenate dimeglumine or g ... Full text Link to item Cite

Structured reporting of CT enterography for inflammatory bowel disease: effect on key feature reporting, accuracy across training levels, and subjective assessment of disease by referring physicians.

Journal Article Abdom Radiol (NY) · September 2017 PURPOSE: To compare the content and accuracy of structured reporting (SR) versus non-structured reporting (NSR) for computed tomographic enterography (CTE) of inflammatory bowel disease (IBD). MATERIALS AND METHODS: This IRB-approved, HIPAA-compliant, retr ... Full text Link to item Cite

Role of CT in the Diagnosis of Nonspecific Abdominal Pain: A Multicenter Analysis.

Journal Article AJR Am J Roentgenol · March 2017 OBJECTIVE: The objective of our study was to determine whether specific patient and physician factors-known before CT-are associated with a diagnosis of nonspecific abdominal pain (NSAP) after CT in the emergency department (ED). MATERIALS AND METHODS: We ... Full text Link to item Cite

Intravenous Gadoxetate Disodium Administration Reduces Breath-holding Capacity in the Hepatic Arterial Phase: A Multi-Center Randomized Placebo-controlled Trial.

Journal Article Radiology · February 2017 Purpose To determine, in a multicenter double-blinded placebo-controlled trial, whether maximal hepatic arterial phase breath-holding duration is affected by gadoxetate disodium administration. Materials and Methods Institutional review board approval was ... Full text Link to item Cite

Structured Reporting of Magnetic Resonance Enterography for Pediatric Crohn's Disease: Effect on Key Feature Reporting and Subjective Assessment of Disease by Referring Physicians.

Journal Article Curr Probl Diagn Radiol · 2017 PURPOSE: To objectively compare the content of structured reports (SR) vs nonstructured reports (NSR) for magnetic resonance enterography (MRE) of pediatric patients with Crohn's disease, and to evaluate referring clinicians' subjective assessment of repor ... Full text Link to item Cite

Changes in Physician Decision Making after CT: A Prospective Multicenter Study in Primary Care Settings.

Journal Article Radiology · December 2016 Purpose To determine the effect of computed tomography (CT) results on physician decision making in three common clinical scenarios in primary care. Materials and Methods This research was approved by the institutional review board (IRB) and was HIPAA comp ... Full text Link to item Cite

CT in the Emergency Department: A Real-Time Study of Changes in Physician Decision Making.

Journal Article Radiology · March 2016 PURPOSE: To determine how physicians' diagnoses, diagnostic uncertainty, and management decisions are affected by the results of computed tomography (CT) in emergency department settings. MATERIALS AND METHODS: This study was approved by the institutional ... Full text Link to item Cite

FDG-PET/CT characterization of adrenal nodules: diagnostic accuracy and interreader agreement using quantitative and qualitative methods.

Journal Article Acad Radiol · August 2013 PURPOSE: To determine interreader agreement and diagnostic accuracy across varying levels of reader experience using qualitative and quantitative methods of evaluating adrenal nodules using ((18)F)-fluorodeoxyglucose-positron emission tomography/computed t ... Full text Link to item Cite

Can the localization of primary colonic tumors be improved by staging CT without specific bowel preparation compared to optical colonoscopy?

Journal Article Eur J Radiol · October 2012 OBJECTIVES: To investigate the ability of staging computed tomography (CT) without bowel preparation to accurately localize colonic tumors compared to optical colonoscopy. METHODS: The local institutional review board approved this retrospective and HIPAA- ... Full text Link to item Cite

Cancer in pregnancy: cross-sectional oncologic imaging utilization at a tertiary care center with an algorithmic approach to imaging.

Journal Article Clin Imaging · 2012 PURPOSE: To review utilization of imaging in pregnant patients with malignancies and define an imaging algorithm in this patient population. METHODS: Pregnant patients with concurrent diagnoses of malignancy from January 2002 to January 2011 were identifie ... Full text Link to item Cite

Effect of organ enhancement and habitus on estimation of unenhanced attenuation at contrast-enhanced dual-energy MDCT: concepts for individualized and organ-specific spectral iodine subtraction strategies.

Journal Article AJR Am J Roentgenol · May 2011 OBJECTIVE: The purpose of this study was to assess whether habitus and organ enhancement influence iodine subtraction and should be incorporated into spectral subtraction algorithms. SUBJECTS AND METHODS: This study included 171 patients. In the unenhanced ... Full text Link to item Cite

Detection of renal lesion enhancement with dual-energy multidetector CT.

Journal Article Radiology · April 2011 PURPOSE: To determine whether dual-energy multidetector CT enables detection of renal lesion enhancement by using calculated nonenhanced images with spectral-based extraction in a non-body weight-restricted patient population. MATERIALS AND METHODS: Betwee ... Full text Link to item Cite

Prospective double-blinded study of abdominal-pelvic computed tomography guided by the region of tenderness: estimation of detection of acute pathology and radiation exposure reduction.

Journal Article Ann Emerg Med · August 2010 STUDY OBJECTIVE: Computed tomography (CT) is increasingly used for emergency department (ED) patients with abdominal tenderness. CT-related radiation contributes to 2% of US cancers. We hypothesized that in the ED patient with nontraumatic abdominal tender ... Full text Link to item Cite

Radiation dose for body CT protocols: variability of scanners at one institution.

Journal Article AJR Am J Roentgenol · October 2009 OBJECTIVE: The objective of our study was to determine, using an anthropomorphic phantom, whether patients are subject to variable radiation doses based on scanner assignment for common body CT studies. MATERIALS AND METHODS: Twenty metal oxide semiconduct ... Full text Link to item Cite

CT colonography: investigation of the optimum reader paradigm by using computer-aided detection software.

Conference Radiology · February 2008 PURPOSE: To prospectively compare the diagnostic performance and time efficiency of both second and concurrent computer-aided detection (CAD) reading paradigms for retrospectively obtained computed tomographic (CT) colonography data sets by using consensus ... Full text Link to item Cite

Hypervascular liver tumors: low tube voltage, high tube current multi-detector row CT for enhanced detection--phantom study.

Journal Article Radiology · January 2008 PURPOSE: To prospectively evaluate, for the depiction of simulated hypervascular liver lesions in a phantom, the effect of a low tube voltage, high tube current computed tomographic (CT) technique on image noise, contrast-to-noise ratio (CNR), lesion consp ... Full text Link to item Cite

Practice patterns in imaging of the pregnant patient with abdominal pain: a survey of academic centers.

Journal Article AJR Am J Roentgenol · November 2007 OBJECTIVE: The purpose of our study was to evaluate current practice patterns in the imaging of pregnant women with abdominal complaints. MATERIALS AND METHODS: A survey was sent to the abdominal imaging division of 183 radiology residency programs in the ... Full text Link to item Cite

Magnetic resonance (MR) cholangiography: quantitative and qualitative comparison of 3.0 Tesla with 1.5 Tesla.

Journal Article Invest Radiol · June 2007 OBJECTIVES: To determine quantitative and qualitative image quality in patients undergoing magnetic resonance (MR) cholangiography at 3.0 Tesla (T) compared with 1.5 T. MATERIALS AND METHODS: Fifty patients (30 women; mean age, 51 years) underwent MR chola ... Full text Link to item Cite

Abdominal pain: coronal reformations from isotropic voxels with 16-section CT--reader lesion detection and interpretation time.

Journal Article Radiology · January 2007 PURPOSE: To retrospectively assess if reader detection of intraabdominal pathologic findings on coronal reformations from isotropic voxels at 16-section computed tomography (CT) was similar to reader detection on transverse scans. MATERIALS AND METHODS: Th ... Full text Link to item Cite

Should women with obstructive sleep apnea syndrome be screened for hypothyroidism?

Journal Article Sleep Breath · December 2003 This study was conducted to determine if there is a significant increase in prevalence of hypothyroidism in women with OSAS such that screening might be warranted. Women undergoing polysomnography (PSG) at Duke University between January 1, 2000 and August ... Full text Link to item Cite